Poppy seeds (regular gray and Indian white type (close up) 

Poppy seed is a spice and an oil seed  from the opium poppy. The tiny kidney-shaped seeds have been harvested from dried seed pods by various civilizations for thousands of years.  The seeds are used whole or ground, as an ingredients in many foods and they are pressed to yield poppy seed oil.  Opium poppy is native to the Middle East and produces very small slate blue, brown, white or yellow seed that has a nutty flavor and have a crunchy texture.

In Indian cuisine, white poppy seeds are added for thickness, texture and also give added flavor to the recipe.  It is also used as a garnish to the sweet dishes.